GIESEN, W. (1987). Danau Sentarum Wild Life Reserve. Directorate of forest protecti.
Chicagoスタイル(17版)引用形式GIESEN, Wim. Danau Sentarum Wild Life Reserve. Directorate of forest protecti, 1987.
MLA(8版)引用形式GIESEN, Wim. Danau Sentarum Wild Life Reserve. Directorate of forest protecti, 1987.
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